The 2018 – 2019 school year is currently underway! | Come visit our Open House on Feb 23. | Happy New Year!


We’re going to ICEF Miami! Dec 4, 2018

J. Addison School will be attending the ICEF Workshop in Miami, Florida at the Loews Hotel! It will be a wonderful opportunity for us to increase diversity in our school by meeting with agents from around the world. If you… more

Top Choice Award Nomination: Top Montessori School of 2019 in Markham Nov 5, 2018

We are proud to announce that we have been nominated for Top Montessori School of 2019 in Markham by Top Choice Awards! We would like to thank our diligent staff members for their hard work as well as the parents… more

Congratulations Hennessey Luu-Brown on her Commitment to Brown University!!! Sep 28, 2018

J. Addison School would like to congratulate Hennessey Luu-Brown on her commitment to Brown University (Ivy League)! Last year, Hennessey earned the award for “Best in Prep All-Star Game” and aided our Elite Girls’ Basketball Team to place Top 3rd… more

Career Day/Career Speaker Series Mar 9, 2018

J. Addison School would like to invite you to be a guest presenter as part of our Career Day/Career Speaker Series on April 17, 2018 from 2 – 4 pm at J. Addison School. Inspire the youth of our community… more

Sign up now for Summer Camp! Early Bird Rates Available! Feb 16, 2018

Why do we name our Summer Day Camp 2-in-1? Because we combine ACADEMICS and FUN in one amazing program throughout the summer months! We design this program with busy family schedules in mind – you can join us for just one week… more

National Post features J. Addison School Oct 23, 2017

J. Addison School is marking a milestone anniversary this year, with a plan for growth that includes new partnerships, an expanded athletics program, and a larger campus. This November the private boarding and day school in Markham will hold celebrations… more

JAS at Our Kids Expo – Oct. 21, 2017 Oct 16, 2017

J. Addison School will be at the upcoming Our Kids Private School Expo in Toronto. Come join us and find out more about the Addison Advantage®! Date: Saturday Oct. 21, 2017 Time: 11AM – 3PM Location: Roy Thomson Hall, 60… more

J. Addison On The Road: EduCanada Fair 2017 Oct 3, 2017

We will be at the following educational fairs this Fall. If you are in or near one of these cities and would like to learn more about education in Canada and studying at J. Addison School, please come join us!… more

Media: J. Addison is in the York Feature Insert in Globe & Mail! Jun 28, 2017

We are proud to be included in the Perspective’s Special York Region Feature that came out in the Globe and Mail today. Click image to read the article or go HERE to see the full version.

Announcement: We are honoured to be affiliated with ACCN! Jun 13, 2017

J. Addison is honoured to be one of the partnering private schools of the African-Canadian Christian Network (ACCN), offering their young members the opportunity to develop their potential and pursue their dreams. Read more about the ongoing efforts of ACCN… more